126=6(5-4r)

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Solution for 126=6(5-4r) equation: 



126=6(5-4r)

We move all terms to the left:

126-(6(5-4r))=0

We add all the numbers together, and all the variables

-(6(-4r+5))+126=0



We calculate terms in parentheses: -(6(-4r+5)), so:

6(-4r+5)

We multiply parentheses

-24r+30

Back to the equation:

-(-24r+30)



We get rid of parentheses

24r-30+126=0

We add all the numbers together, and all the variables

24r+96=0

We move all terms containing r to the left, all other terms to the right

24r=-96

r=-96/24

r=-4

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